Home / 48,091.38-72,039.08-39,238.26

Finding the Fourth Proportional to 48,091.38, 72,039.08 and 39,238.26

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Solution

The fourth proportional to 48,091.38, 72,039.08 and 39,238.26 is: 58,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091.38 : 72,039.08 = 39,238.26 : x
  2. Step 2: Convert to fraction form
    48,091.38/72,039.08 = 39,238.26/x
  3. Step 3: Cross multiply
    48,091.38x = 72,039.08 × 39,238.26
  4. Step 4: Simplify right side
    48,091.38x = 2,826,688,151.20
  5. Step 5: Solve for x
    x = 2,826,688,151.20/48,091.38
  6. Step 6: Final answer
    x = 58,777.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.